T3700G-28TQ
 
JetStream 28-Port Gigabit Stackable L3 Managed Switch CLI Guide 
 
83 
ip dhcp snooping information option 
Description 
The  ip dhcp snooping information option command is used to enable the 
Option 82 function of DHCP Snooping. To disable the Option 82 function, please 
use no ip dhcp snooping information option command. 
Syntax 
ip dhcp snooping information option 
no ip dhcp snooping information option 
Command Mode 
Global Configuration Mode 
Example 
Enable the Option 82 function of DHCP Snooping: 
T3700G-28TQ(config)#ip dhcp snooping information option 
ip dhcp snooping information strategy 
Description 
The ip dhcp snooping information strategy command is used to select the 
operation for the Option 82 field of the DHCP request packets from the Host. To 
restore to the default option, please use no ip dhcp snooping information 
strategy command.   
Syntax 
ip dhcp snooping information strategy strategy 
no ip dhcp snooping information strategy 
Parameter 
strategy —— The operations for Option 82 field of the DHCP request packets 
from the Host, including three types: 
keep: Indicates to keep the Option 82 field of the packets. It is the default option; 
replace: Indicates to replace the Option 82 field of the packets with the switch 
defined one; 
drop: Indicates to discard the packets including the Option 82 field